A Projectile of Mass 0

question 26

Multiple Choice

A projectile of mass 0.50 kg is fired with an initial speed of 10 m/s at an angle of 60° above the horizontal.The potential energy of the projectile-Earth system when the projectile is at its highest point (relative to the potential energy when the projectile is at ground level) is:

• A)25 J
• B)18.75 J
• C)12.5 J
• D)6.25 J
• E)none of these

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Definitions:

Vertical Axis

The vertical axis in a graph or chart is the y-axis, representing the quantity or degree of the variable measured.

Capital Market

A financial market in which long-term debt or equity-backed securities are bought and sold, different from the short-term funds seen in the money market.

Equilibrium Quantity

The quantity of goods or services that is supplied and demanded at the equilibrium price.

Output Price

The cost at which goods or services are offered for sale in the marketplace.